Wedge Wire Screens are manufactured by a v or wedge shaped wire around an internal longitudinal support rods. The v or wedge shaped profile wire wraps around the support rods over the full length of the screen creating a continuous slot opening, hence the screen allows water(oil) to enter the well freely in ample quantities, while at the same time keeps the majority of sand and gravel out of the well. The slots can be changed according to different strata.

Beijing Filter Trade Company Limited, BJF for short founded in 2010, headquartered and registered in Beijing of China, and it is an integrated manufacturer and supplier. BJF upholds the core concept of "to help......